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#!/usr/bin/python3
 
import queue
import threading
import time
 
exitFlag = 0
 
class myThread (threading.Thread):
    def __init__(self, threadID, name, q):
        threading.Thread.__init__(self)
        self.threadID = threadID
        self.name = name
        self.q = q
    def run(self):
        print ("开启线程：" + self.name)
        process_data(self.name, self.q)
        print ("退出线程：" + self.name)
 
def process_data(threadName, q):
    while not exitFlag:
        queueLock.acquire()
        if not workQueue.empty():
            data = q.get()
            queueLock.release()
            print ("%s processing %s" % (threadName, data))
        else:
            queueLock.release()
        time.sleep(1)
 
threadList = ["Thread-1", "Thread-2", "Thread-3"]
nameList = ["One", "Two", "Three", "Four", "Five"]
queueLock = threading.Lock()
workQueue = queue.Queue(10)
threads = []
threadID = 1
 
# 创建新线程
for tName in threadList:
    thread = myThread(threadID, tName, workQueue)
    thread.start()
    threads.append(thread)
    threadID += 1
 
# 填充队列
queueLock.acquire()
for word in nameList:
    workQueue.put(word)
queueLock.release()
 
# 等待队列清空
while not workQueue.empty():
    pass
 
# 通知线程是时候退出
exitFlag = 1
 
# 等待所有线程完成
for t in threads:
    t.join()
print ("退出主线程")